<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div>请截图说明</div>

    <div>
        上传文件
        <input type="file" name="" id="">
    </div>

    <div>图片按钮-代替提交按钮(input type="submit")
        <form action=""> <!-- action往后端传输 -->
        
            <input type="image" src="touxiang.png">
        </form>
    </div>

    <div>
        <!-- 隐藏 -->
        <div>隐藏按钮</div>   <!-- didden带给后端个人信息，普通用户看不见 -->
        <input type="hidden" name="" id="" value="带给后端的个人信息">
    </div>

    <div>
        <div>禁用disable，只读readonly</div>
        <div>
            <button disabled>注册</button>
            <br>
            <input type="radio" disabled>不满意
            <br>
            <input type="text" disabled value="11111">
            <br>
            <input type="text" readonly value="222">
        </div>
    </div>

</body>
</html>